Chinese scientists have genetically engineered stem cells capable of rejuvenating the health, including the cognition, of aged macaques. 

A young crab-eating macaque (image: shutterstock.com). 

Aging &amp; Longevity

<p>Model: 9-month-old male rats </p>
<p>Dosage: 20 mg/kg of ergothioneine for three weeks </p>


Ergothioneine — a naturally occurring compound found in mushrooms — increases the muscle size of middle-aged rats while extending the lifespan of worms. 


First author of the study, Dunja Petrovic (Image: isas.de)

Skin &amp; Muscle

Columbia University scientists find that senolytics — compounds that remove age-promoting cells — restore hair follicle regeneration in a human cell/mouse model. 

Leading aging biology expert, Morgan Levine, Ph.D., says the scientific field of aging has a “major gender balance issue.”


Dr. Morgan Levine (image: Nicole Frappier/ The Guardian)

Morgan Levine triggers a flurry of responses on Twitter/X by saying there is gender imbalance in the field of aging biology. 

Others

Pinpointing the Causes of Aging: Sifting Through Prevailing Theories

DNA damage, telomere shortening, and altered DNA methylation all contribute to aging. Here is what you can do about it.

Potential contributors to aging include accumulated DNA damage, telomere shortening, and altered DNA molecular tagging patterns (methylation), and a researcher from the UK shares evidence for their causal roles.

Search Result: NAD manipulation

Anti-Aging Breakthrough: Stem Cells Reverse Signs of Aging in Monkeys

Ergothioneine Boosts NAD+, Mitigates Muscle Aging, and Prolongs Life, New Study Shows

Can Senolytic Supplements Restore Hair Growth? What the New Research Says

Female Longevity Scientist Points Out Gender Imbalance in Aging Field

Pinpointing the Causes of Aging: Sifting Through Prevailing Theories